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/* $OpenBSD: lprm.c,v 1.5 1997/01/17 16:12:47 millert Exp $ */
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* Copyright (c) 1983, 1993
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* The Regents of the University of California. All rights reserved.
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* California, Berkeley and its contributors.
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* 4. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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static char copyright[] =
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"@(#) Copyright (c) 1983, 1993\n\
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The Regents of the University of California. All rights reserved.\n";
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static char sccsid[] = "@(#)lprm.c 8.1 (Berkeley) 6/6/93";
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static char rcsid[] = "$OpenBSD: lprm.c,v 1.5 1997/01/17 16:12:47 millert Exp $";
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* lprm - remove the current user's spool entry
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* lprm [-] [[job #] [user] ...]
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* Using information in the lock file, lprm will kill the
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* currently active daemon (if necessary), remove the associated files,
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* and startup a new daemon. Priviledged users may remove anyone's spool
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* entries, otherwise one can only remove their own.
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#include <sys/param.h>
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* Stuff for handling job specifications
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char *person; /* name of person doing lprm */
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int requ[MAXREQUESTS]; /* job number of spool entries */
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int requests; /* # of spool requests */
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char *user[MAXUSERS]; /* users to process */
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int users; /* # of users in user array */
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uid_t uid, euid; /* real and effective user id's */
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static char luser[16]; /* buffer for person */
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void usage __P((void));
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seteuid(uid); /* be safe */
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gethostname(host, sizeof(host));
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openlog("lpd", 0, LOG_LPR);
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if ((p = getpwuid(getuid())) == NULL)
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fatal("Who are you?");
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if (strlen(p->pw_name) >= sizeof(luser))
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fatal("Your name is too long");
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strcpy(luser, p->pw_name);
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if ((arg = *++argv)[0] == '-')
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if (isdigit(arg[0])) {
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if (requests >= MAXREQUESTS)
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fatal("Too many requests");
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requ[requests++] = atoi(arg);
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if (users >= MAXUSERS)
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fatal("Too many users");
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if (printer == NULL) {
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if ((p = getenv("PRINTER")) != NULL)
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fprintf(stderr, "usage: lprm [-] [-Pprinter] [[job #] [user] ...]\n");